the material alert teachers to commonly held student ideas (both troublesome
and helpful) such as those described in Benchmarks Chapter 15: The Research
meeting the criterion
- The material accurately
presents specific commonly held ideas that are
relevant to the key ideas and have appeared in scholarly publications
(rather than just stating that students have difficulties
with particular ideas or topics).
- The material clarifies/explains commonly
held ideas (rather than just listing them).
Excellent: The material meets indicators 1 and 2 for a considerable proportion
of commonly held ideas that have appeared in scholarly publications. 
Satisfactory: The material meets indicators
1 and 2 for some commonly held ideas that have appeared
in scholarly publications.
Poor: The material meets indicator 1 at best.